View Code of Problem 54

import java.util.Scanner;
 
public class Main
{
  public static void main(String[] args)
  {
    Scanner scan=new Scanner(System.in);
    String s=scan.nextLine();
    char[] c=s.toCharArray();
    for(int i=0;i<c.length;i++)
    {
      if(i!=c.length-1)
      System.out.print(c[i]+" ");
      else
        System.out.print(c[i]);
      
    }
    
  
  }
}